Grade 7 MID TERM 2 Assessment

Write the role of protein as an essential nutrient for the human body. State 2 examples of protein-rich food items.

Identify the vitamin from the description given below. ‘This Vitamin is needed for strong teeth and strong bones. Body requires this vitamin to absorb calcium. Source of this vitamin is sunlight.’

• Vitamin A

• Vitamin B

• Vitamin C

• Vitamin D

Write the formula of Distance (D) when the speed of the object is S and time is T.

• D = S + T

• D = S - T

• D = S * T

• D = S / T

What is a solution?

Write a formula that states that ‘Mass is conserved in solution.’

• Mass = Volume * Density

• Mass = Mass of solute + Mass of solvent

• Mass = Energy / Speed

• Mass = Force / Acceleration

Which plate shows the balanced meal? Why did you choose that plate? Explain your answer by stating the presence of essential nutrients in the plate.

Calculate speed for the following scenario. Arun walks from home to school. School is a distance of 450 m from Arun’s home. Arun walks this distance in a time of 300 s.

• 1.5 m/s

• 0.5 m/s

• 3 m/s

What mass of sugar solution will you get when you will dissolve 8 grams of sugar in 50 grams of water? Work out your answer and explain in short, the reason behind your calculation.

• 48 grams
• 60 grams
• 55 grams
• 58 grams

Given that vitamin C is important for immune function, which food items from the table would you recommend to increase vitamin C intake, and how do they compare to each other in terms of vitamin C content?

Look at the table given above and find out 180 mg represents which food item and essential nutrient?

• chapatis, vitamin C
• milk, protein
• brazil nuts, calcium
• orange, iron